Exercise assembly



FIG. 1 is a perspective view of an exercise assembly, showing my new design;

FIG. 2 is a front elevational view thereof, wherein the rear elevational view is a mirror image thereof;

FIG. 3 is a left elevational view thereof;

FIG. 4 is a right elevational view thereof;

FIG. 5 is top plan view thereof; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for an exercise assembly, as shown and described. 